hotspot/src/share/vm/gc_implementation/g1/g1CardCounts.hpp
changeset 24424 2658d7834c6e
parent 19994 ca520adcee02
child 26160 aba6b01cb988
equal deleted inserted replaced
24358:8528b67f6562 24424:2658d7834c6e
     1 /*
     1 /*
     2  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.
     7  * published by the Free Software Foundation.
    75   size_t ptr_2_card_num(const jbyte* card_ptr) {
    75   size_t ptr_2_card_num(const jbyte* card_ptr) {
    76     assert(card_ptr >= _ct_bot,
    76     assert(card_ptr >= _ct_bot,
    77            err_msg("Invalid card pointer: "
    77            err_msg("Invalid card pointer: "
    78                    "card_ptr: " PTR_FORMAT ", "
    78                    "card_ptr: " PTR_FORMAT ", "
    79                    "_ct_bot: " PTR_FORMAT,
    79                    "_ct_bot: " PTR_FORMAT,
    80                    card_ptr, _ct_bot));
    80                    p2i(card_ptr), p2i(_ct_bot)));
    81     size_t card_num = pointer_delta(card_ptr, _ct_bot, sizeof(jbyte));
    81     size_t card_num = pointer_delta(card_ptr, _ct_bot, sizeof(jbyte));
    82     assert(card_num >= 0 && card_num < _committed_max_card_num,
    82     assert(card_num >= 0 && card_num < _committed_max_card_num,
    83            err_msg("card pointer out of range: " PTR_FORMAT, card_ptr));
    83            err_msg("card pointer out of range: " PTR_FORMAT, p2i(card_ptr)));
    84     return card_num;
    84     return card_num;
    85   }
    85   }
    86 
    86 
    87   jbyte* card_num_2_ptr(size_t card_num) {
    87   jbyte* card_num_2_ptr(size_t card_num) {
    88     assert(card_num >= 0 && card_num < _committed_max_card_num,
    88     assert(card_num >= 0 && card_num < _committed_max_card_num,